your are right your water is to hard and the limestone is a big part of it. Limestone will raise your Ph and hardness. You want a Ph around 6.5 give or take. and a hardness less then 100 better luck with it around 20. You should definetly lose the limestone. I believe there are a few articles on ...

I was currently debating between L134 and L260 also and I talked with a person who use to breed them. I was told the L134 was slightly easier to breed and a more active fish. I'm still going with the L260 more because of my plants the L260 is very unlikely to touch them being more carnivorus and ...